Primary Circuit, Type Bw 301.A + Bws 301.A (Two-Stage, Brine/Water) - Viessmann Vitocal 300-G Installation And Service Instructions Manual

Preparing for installation

Primary circuit, type BW 301.A + BWS 301.A (two-stage, brine/water)

With two primary pumps
Hydraulic installation scheme
16
21
--F2--
--2/X3.8;3.9--
20
--2/224.2-- --2/211.1--
--F3--
25 15
17
22
27
9 1
2
19